423270826 has 48 divisors (see below), whose sum is σ = 724031784. Its totient is φ = 185328000.

The previous prime is 423270823. The next prime is 423270833. The reversal of 423270826 is 628072324.

It can be written as a sum of positive squares in 4 ways, for example, as 275526801 + 147744025 = 16599^2 + 12155^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423270791 and 423270800.

It is not an unprimeable number, because it can be changed into a prime (423270821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 782116 + ... + 782656.

Almost surely, 2^423270826 is an apocalyptic number.

423270826 is a deficient number, since it is larger than the sum of its proper divisors (300760958).

423270826 is a wasteful number, since it uses less digits than its factorization.

423270826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 423270826 is about 20573.5467530516. The cubic root of 423270826 is about 750.8262455716.

The spelling of 423270826 in words is "four hundred twenty-three million, two hundred seventy thousand, eight hundred twenty-six".